Most of the available results on the existence of marginal cost pricing equilibrium are unsatisfactory in that they make a survival assumption that is stated as a condition on the production equilibria of the economy. The primary objective of this paper is to provide a relatively elementary...

In a differential information economy with quasi-linear utilities, monetary transfers facilitate the fulfillment of incentive compatibility constraints: the associated ex ante core is generically nonempty. However, we exhibit a well-behaved exchange economy in which this core is empty, even if...